.exam-footer-button{
    margin-top: 10px;
    height: 40px;
    width: 100%;
}
.exam-footer-button .pre-one{
    width:50%;
}

.exam-footer-button .next-one{
    width:50%;
}

.exam-footer-button button{
    width:95%;
    margin: 0 auto;
}
.question-analysis{
    margin-top: 15px;
    margin-bottom: 5px;
    cursor: pointer;

}
.pull-down{

 }
.question-analysis i{

}
.analisis-content{
    margin-top: 10px;
}